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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wireless communication system and test method thereof, and access t...
Patent number
7,996,004
Issue date
Aug 9, 2011
Hitachi, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for determining transmission rate based on num...
Patent number
7,756,057
Issue date
Jul 13, 2010
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for reducing a no-communication period during han...
Patent number
7,720,480
Issue date
May 18, 2010
Hitachi, Ltd.
Takaaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station and base station controller for transmission of priori...
Patent number
7,702,366
Issue date
Apr 20, 2010
Hitachi Communication Technologies, Ltd.
Takaaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system and test method thereof, and access t...
Patent number
7,542,762
Issue date
Jun 2, 2009
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication terminal and communication method
Patent number
7,366,106
Issue date
Apr 29, 2008
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless base station and packet transfer apparatus for dynamically...
Patent number
7,003,302
Issue date
Feb 21, 2006
Hitachi, Ltd.
Kiyohiko Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM AND TEST METHOD THEREOF, AND ACCESS T...
Publication number
20090131043
Publication date
May 21, 2009
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio Communication Terminal and Communication Method
Publication number
20080112366
Publication date
May 15, 2008
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication method and communication system
Publication number
20070270146
Publication date
Nov 22, 2007
Takaaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base station and base-station control apparatus
Publication number
20070201501
Publication date
Aug 30, 2007
Takaaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method of setting up quality of service in wireless communication n...
Publication number
20070086384
Publication date
Apr 19, 2007
Yuichiro Katsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless communication system and test method thereof, and access t...
Publication number
20060019651
Publication date
Jan 26, 2006
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio communication terminal and communication method
Publication number
20050113028
Publication date
May 26, 2005
Hitachi Communication Technologies, Ltd.
Tsutomu Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless base station and packet transfer apparatus for dynamically...
Publication number
20020068588
Publication date
Jun 6, 2002
Kiyohiko Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE